These are the Datasheets of EMI-Filter used on Nokia circuits and most commonly causes problem on handsets for these are the protection IC on each circuit like in LCD Displays, Keypads, SIM , USB connections, Memory Cards, Microphone or mouthpiece, A deep information and knowledge of these particular IC,s is a very big help in fixing LCD Screen Display Problems, Keypads malfunction problems, USB serial bus problem, Memory Card Reading data problems, Microphone or mouthpiece problem.
These are the internal data of the IC's circuit, or a schematic diagram of a certain IC.
Credits to GsM_Angel of NST TEAM for a very useful information about this.
BGF100 Microphone Filter and ESD Protection
Download PDF Datasheet
EMIF01-SMIC02F2 Microphone Filter and ESD Protection
Download PDF Datasheet
EMIF02-MIC02F2 Microphone Filter and ESD Protection
Download PDF Datasheet
EMIF02-MIC02F3 Microphone Filter and ESD Protection
Download PDF Datasheet
EMIF02-USB01F2 Universal Serial Bus USB Filter and ESD Protection
Download PDF Datasheet
EMIF03-SIM02F3 SIM Card Filter and ESD Protection
Download PDF Datasheet
EMIF04-MMC02F2 Memory Card Filter and ESD Protection
Download PDF Datasheet
EMIF06-HMC01F2 Memory Card Filter and ESD Protection
Download PDF Datasheet
EMIF06-SD02F3 Memory Card Filter and ESD Protection
Download PDF Datasheet
EMIF07-LCD02F3 LCD, Keypad Filter and ESD Protection
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EMIF09-SD01F3 Memory Card Filter and ESD Protection
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EMIF10-1K010F1 LCD, Keypad Filter and ESD Protection
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EMIF10-1K010F2 LCD, Keypad Filter and ESD Protection
Download PDF Datasheet
EMIF10-COM01F2 LCD, Keypad Filter and ESD Protection
Download PDF Datasheet
EMIF10-LCD02F3 LCD, Keypad Filter and ESD Protection
Download PDF Datasheet
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